/**
 *    Copyright (C) 2008, 2009  Victor Smirnov <aist11@gmail.com>
 *
 *    This program is free software; you can redistribute it and/or modify
 *    it under the terms of the GNU General Public License as published by
 *    the Free Software Foundation; either version 3 of the License, or
 *    (at your option) any later version.
 *
 *    This program is distributed in the hope that it will be useful,
 *    but WITHOUT ANY WARRANTY; without even the implied warranty of
 *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *    GNU General Public License for more details.
 *
 *    You should have received a copy of the GNU General Public License along
 *    with this program; if not, write to the Free Software Foundation, Inc.,
 *    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 *    See LICENSE.exceptions in the root folder of this project for possible
 *    exceptions
 *
 */


package ru.teleology.cubefs.api.models.blobmap;

import ru.teleology.cubefs.api.models.Iterator;
import ru.teleology.cubefs.api.reflection.NativeType;
import ru.teleology.cubefs.api.reflection.Type;
import ru.teleology.cubefs.api.reflection.TypeSystem;
import ru.teleology.cubefs.api.reflection.Types;

@NativeType(name = Types.DATA_ITERATOR_TYPE)
public class DataIterator extends Iterator {
	
	private static final Type myType = TypeSystem.find(Types.DATA_ITERATOR_TYPE);
	private Operations operations = (Operations) myType.proxy(this);
	
	
	public DataIterator(long handle) {
		super(handle);
	}

	public long Read(Data data, long start, long len) {
		return operations.Read(data, start, len);
	}
	
	public void Insert(Data data, long start, long len) {
		operations.Insert(data, start, len);
	}
	
	public void Update(Data data, long start, long len) {
		operations.Update(data, start, len);
	}
	
	public void Remove(long len) {
		operations.Remove(len);
	}
	
	public long Skip(long distance) {
		return operations.Skip(distance);
	}
	
	public interface Operations 
	{
		long Read(Data data, long start, long len);
	    void Insert(Data data, long start, long len);
	    void Update(Data data, long start, long len);
	    void Remove(long len);
	    long Skip(long distance);
	}
}
